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db.go
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db.go
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package image
import (
"context"
"fmt"
sq "github.com/Masterminds/squirrel"
"github.com/COMTOP1/AFC-GO/utils"
)
func (s *Store) getImages(ctx context.Context) ([]Image, error) {
var imagesDB []Image
builder := sq.Select("id", "file_name", "caption").
From("afc.images").
OrderBy("id")
sql, args, err := builder.ToSql()
if err != nil {
panic(fmt.Errorf("failed to build sql for getImages: %w", err))
}
err = s.db.SelectContext(ctx, &imagesDB, sql, args...)
if err != nil {
return nil, fmt.Errorf("failed to get images: %w", err)
}
return imagesDB, nil
}
func (s *Store) getImage(ctx context.Context, imageParam Image) (Image, error) {
var imageDB Image
builder := utils.PSQL().Select("id", "file_name", "caption").
From("afc.images").
Where(sq.Eq{"id": imageParam.ID})
sql, args, err := builder.ToSql()
if err != nil {
panic(fmt.Errorf("failed to build sql for getImage: %w", err))
}
err = s.db.GetContext(ctx, &imageDB, sql, args...)
if err != nil {
return Image{}, fmt.Errorf("failed to get image: %w", err)
}
return imageDB, nil
}
func (s *Store) addImage(ctx context.Context, imageParam Image) (Image, error) {
builder := utils.PSQL().Insert("afc.images").
Columns("file_name", "caption").
Values(imageParam.FileName, imageParam.Caption)
sql, args, err := builder.ToSql()
if err != nil {
panic(fmt.Errorf("failed to build sql for addImage: %w", err))
}
res, err := s.db.ExecContext(ctx, sql, args...)
if err != nil {
return Image{}, fmt.Errorf("failed to add image: %w", err)
}
_, err = res.RowsAffected()
if err != nil {
return Image{}, fmt.Errorf("failed to add image: %w", err)
}
return imageParam, nil
}
func (s *Store) deleteImage(ctx context.Context, imageParam Image) error {
builder := utils.PSQL().Delete("afc.images").
Where(sq.Eq{"id": imageParam.ID})
sql, args, err := builder.ToSql()
if err != nil {
panic(fmt.Errorf("failed to build sql for deleteImage: %w", err))
}
_, err = s.db.ExecContext(ctx, sql, args...)
if err != nil {
return fmt.Errorf("failed to delete image: %w", err)
}
return nil
}